Member Directory The AAS maintains a membership directory to facilitate member interaction and to support the conduct of official Society business. Search directory for: Filter Results By Clear Filters Type of Science Galaxy Formation & Evolu (30) Star Formation & Evolu (27) Solar System/Planetary Sci (26) Astronomy Educa (23) Exopla (22) Cosmo (21) GRBs (20) High-Energy Pheno (20) Supernovae (20) Interstellar Me (16) Clusters of Galaxies/Large-scale Struc (15) Active Galactic Nu (13) Astrobio (13) Galactic Structure & Stellar Populat (10) Heliophy (10) State Facet State City Facet City Membership Class Facet Membership Class Division Facet Division